1) Contributions: Tax free in /tax free out â An investor can take out the exact amount of his or her Roth IRA contributions at any time, for any reason without having to pay any tax or penalty â with one big caveat.
Freebase(0.00 / 0 votes)Rate this definition: Stereopsis is the impression of depth that is perceived when a scene is viewed with both eyes by someone with normal binocular vision. Binocular viewing of a scene creates two slightly different images of the scene in the two eyes due to the eyes' different positions on the head.
stereochemistry. study of the three-dimensional configuration of the atoms that make up a molecule and the ways in which this arrangement affects the physical and chemical properties of the molecule.